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| | | | | | | | | | | | | MORMAER (EARL) OF LENNOX (1st creation), 12th century |
| | | | | | | | William I, King of Scotland (c. 1142–1214) | | David Mormaer of Lennox Earl of Huntingdon (1152–1219) | | Ailín I possibly Mormaer of Lennox (d. c. 1200) |
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| | | | | | | | | | | | Isobel of Huntingdon (1199–1251) | | Ailín II Mormaer of Lennox (d. 1217) |
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| | | | | | | | | | | | Robert V de Brus, c. 1210–1295) | | Maol Domhnaich (Maldoven) Mormaer of Lennox (d. 1250) |
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| | | | | | | | | | | | Robert VI de Brus (1243–1304) | | Maol Choluim (Malcolm) I Mormaer of Lennox (d. 1303) |
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| | | | | | | | | | | | Robert I, King of Scotland (1274–1329) | | Maol Choluim (Malcolm) II Mormaer of Lennox (d. 1333) |
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| | | | | | | | | | | | Marjorie Bruce (1296–1316) | | Domhnall (Donald) Mormaer of Lennox (d. 1365) |
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| | | | King Edward III (1312–1377) | | | | | | Robert II, King of Scotland (1316–1390) | | Margaret Countess of Lennox (?) | | Walter of Faslane de facto Mormaer of Lennox (Great-grandson of Mormaer Ailín II through the male line.) |
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| | | | | | | | | | | | | | | | | | Resigned, 1385 | | |
| | | | EARL OF RICHMOND (5th creation), 1342 | | | | | | | | | | | | | | | | | | | | |
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| | | | John of Gaunt Earl of Richmond Duke of Lancaster (1340–1399) | | | | | | Robert III, King of Scots (1337–1406) | | Robert Stewart, Duke of Albany (c. 1340–1420) | | Donnchadh Mormaer of Lennox (1385–1425) |
| | | | Earldom of Richmond surrendered, 1372 | | | | | | | | | | | | | | | | | | | |
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| | | | John Beaufort, Earl of Somerset (1373–1410) | | | | | | | | | | | Murdoch Stewart, Duke of Albany (1362-1425) | | Isabella Countess of Lennox (d. 1458) |
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| | | | | | | | | EARL OF HUNTLY, 1445 | | | | | | | | | | |
| | | | John Beaufort, Duke of Somerset (c. 1403–1444) | | Alexander Seton (Gordon) 1st Earl of Huntly (d. 1470) | | King James I of Scots (1394–1437) | | Joan Beaufort (c. 1404–1445) | | James Stewart, the Black Knight of Lorn (c. 1399 – c. 1451) | |
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EARL OF RICHMOND (7th creation), 1452 | | | | | | | | | | | | | | | | | | | | | | EARL OF LENNOX (2nd creation), 1488 | | | | | |
Edmund Tudor 1st Earl of Richmond (1430–1456) | | Lady Margaret Beaufort (1443–1509) | | George Gordon 2nd Earl of Huntly (d. 1501) | | Annabella of Scotland (c.1433–1509) | | King James II of Scotland (1430–1460) | | John Stewart 1st Earl of Lennox (bef. 1430–1495) | | John Stewart, Earl of Atholl (c. 1440–1512) |
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Henry Tudor 2nd Earl of Richmond King Henry VII (1457–1509) | | | | | | | | | | | King James III of Scotland (1451–1488) | | Mary Stewart (1453–1488) | | | | | | | | | | |
Earldom of Richmond merged into the Crown, 1509 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | | | | Elizabeth Hamilton | | Matthew Stewart 2nd Earl of Lennox (1460–1513) | | | | | |
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King Henry VIII (1491–1547) | | Alexander Gordon 3rd Earl of Huntly (d. 1524) | | King James IV of Scots (1473–1513) | | Margaret Tudor (1489–1541) | | Archibald Douglas, Earl of Angus (1489–1557) | | John Stewart 3rd Earl of Lennox (c. 1490–1526) | | Elizabeth Stewart | |
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illegitimate | | | | | | | illegitimate | | | | | | | | | | | | | | | | | |
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| | | | | John Gordon, Lord Gordon (d. 1517) | | Margaret Stewart (b. 1498) | | | | | | | | | | | | | | | | | | | | | |
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DUKE OF RICHMOND & SOMERSET, 1525 | | | | | | | | | | | | | | | | | | | | | | | EARL OF LENNOX (4th creation), 1578 | | | | | |
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Henry Fitzroy Duke of Richmond and Somerset (1519–1536) | | George Gordon 4th Earl of Huntly (1514–1562) | | King James V of Scotland (1512–1542) | | Margaret Douglas (1515–1578) | | Matthew Stewart 4th Earl of Lennox (1516–1571) | | Robert Stewart Earl of Lennox Earl of March (c. 1522–1586) | | , Seigneur d'Aubigny (d. 1567) |
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Dukedom of Richmond and Somerset extinct, 1536 | | | | | | | | | | | | | | | | | Earldom of Lennox merged with crown, 1571 | | Earldom of Lennox "exchanged" for the Earldom of March, 1580 | | | | | |
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| | | | | | | | | | | | | | | | | | | EARL OF LENNOX (3rd creation), c. 1571 | | | | | | EARL OF LENNOX (5th creation), 1580 DUKE OF LENNOX (1st creation), 1581 | |
| | | | George Gordon 5th Earl of Huntly (d. 1576) | | Mary, Queen of Scots (1542–1587) | | Henry Stuart, Lord Darnley (1545–1567) | | Charles Stuart Earl of Lennox (1557–1576) | | | | | | Esmé Stewart Earl of Lennox, 1st Duke of Lennox (1542–1583) | |
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| | | | | | | | | | | | | | | | | | | | | | DUKE OF RICHMOND (1st creation), 1623 | | | | | |
| | | | George Gordon 6th Earl of Huntly 1st Marquess of Huntly (1562–1636) | | King James VI & I (1566–1625) | | | | | | | | | | Ludovic Stewart 2nd Duke of Lennox, 1st Duke of Richmond (1574–1623) | | Esmé Stewart 3rd Duke of Lennox (1579–1624) | |
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| | | | | | | | | | | | | | | | | | | | | | DUKE OF RICHMOND (2nd creation), 1641 | | | | | |
| | | | George Gordon 2nd Marquess of Huntly (c.1592–1649) | | Charles I (1600–1649) | | | | | | | | | | James Stewart 4th Duke of Lennox, 1st Duke of Richmond (1612–1655) | | George Stewart, 9th Seigneur d'Aubigny (1619–1642) | |
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| | | | | | | | | | | | | | | | | | EARL OF ABOYNE, 1660 | | | | | | | | | | |
| | | | Lewis Gordon 3rd Marquess of Huntly (c. 1626–1653) | | King Charles II (1630–1685) | | | | | | Charles Gordon, Earl of Aboyne (c.1638–1681) | | Esmé Stewart 5th Duke of Lennox, 2nd Duke of Richmond (1649–1660) | | Charles Stewart 6th Duke of Lennox, 3rd Duke of Richmond (1639–1672) | |
| | | | | | | | | illegitimate | | | | | | | | | | | | | | | Dukedoms of Lennox and Richmond extinct, 1672 |
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| | | | DUKE OF GORDON (1st creation), 1684 | | DUKE OF RICHMOND (3rd creation), 1675, DUKE OF LENNOX (2nd creation), 1675 | | | | | | | | | |
| | | | George Gordon 4th Marquess of Huntly 1st Duke of Gordon | | Charles Lennox 1st Duke of Richmond, 1st Duke of Lennox (1672–1723) | | | | | | Charles Gordon, Earl of Aboyne (c. 1670–1702) |
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| | | | Alexander Gordon 2nd Duke of Gordon 5th Marquess of Huntly (1720–1752) | | Charles Lennox 2nd Duke of Richmond, 2nd Duke of Lennox (1701–1750) | | | | | | John Gordon, Earl of Aboyne (d. 1732) |
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| | | | Cosmo George Gordon 3rd Duke of Gordon 6th Marquess of Huntly (1720–1752) | | Charles Lennox 3rd Duke of Richmond, 3rd Duke of Lennox (1735–1806) | | Lord George Lennox (1737–1805) | | Charles Gordon, Earl of Aboyne (1728–1795) | |
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| | | | Alexander Gordon 4th Duke of Gordon 7th Marquess of Huntly (1743–1827) | | | | | | | | | | | | | | |
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| | | | George Duncan Gordon 5th Duke of Gordon 8th Marquess of Huntly (1770–1836) | | Lady Charlotte Gordon (1768–1842) | | Charles Lennox 4th Duke of Richmond, 4th Duke of Lennox (1764–1819) | | George Gordon, Earl of Aboyne 9th Marquess of Huntly (1761–1853) |
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| | | | Dukedom of Gordon extinct, 1836 | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | Charles Gordon-Lennox 5th Duke of Richmond, 5th Duke of Lennox (1791–1860) | | Charles Gordon 10th Marquess of Huntly (1792–1863) |
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| | | | | | | | | | | | DUKE OF GORDON (2nd creation), 1876 | | | | | |
| | | | | | | | | | | | Charles Henry Gordon-Lennox 6th Duke of Richmond, 6th Duke of Lennox, 1st Duke of Gordon (1818–1903) | | | | | |
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| | | | | | | | | | | | Charles Henry Gordon-Lennox 7th Duke of Richmond, 7th Duke of Lennox, 2nd Duke of Gordon (1845–1928) | | Charles Gordon 11th Marquess of Huntly (1847–1937) | | Lord Granville Armyne Gordon (1856–1907) |
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| | | | | | | | | | | | Charles Henry Gordon-Lennox 8th Duke of Richmond, 8th Duke of Lennox, 3rd Duke of Gordon (1870–1935) | | | | | | Granville Cecil Douglas Gordon (1883–1930) |
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| | | | | | | | | | | | Charles Henry Gordon-Lennox, Lord Stettrington (1899–1919) | | Frederick Charles Gordon-Lennox 9th Duke of Richmond, 9th Duke of Lennox, 4th Duke of Gordon (1904–1989) | | Douglas Charles Lindsey Gordon 12th Marquess of Huntly (1908–1987) |
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| | | | | | | | | | | | | | | | Charles Henry Gordon-Lennox 10th Duke of Richmond, 10th Duke of Lennox, 5th Duke of Gordon (1929–2017) | | | | | |
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| | | | | | | | | | | | | | | | Charles Gordon-Lennox 11th Duke of Richmond, 11th Duke of Lennox, 6th Duke of Gordon (b. 1955) | | Granville Charles Gomer Gordon 13th Marquess of Huntly (b. 1944) |
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| | | | | | | | | | | | | | | | Charles Henry Gordon-Lennox, Earl of March and Kinrara (b. 1994) | | Alastair Gordon, Earl of Aboyne (b. 1973) |